1 files changed, 4 insertions, 2 deletions

diff --git a/libirecovery.c b/libirecovery.c
index 6be2319..f92cc50 100644
--- a/libirecovery.c
+++ b/libirecovery.c
@@ -1023,8 +1023,10 @@ irecv_error_t irecv_send_buffer(irecv_client_t client, unsigned char* buffer, un
                         }
                 }
 
-                // we send a pseudo ZLP here just in case
-                irecv_control_transfer(client, 0x21, 1, 0, 0, 0, 0, USB_TIMEOUT);
+                if (dfuNotifyFinished == 2) {
+                        // we send a pseudo ZLP here just in case
+                        irecv_control_transfer(client, 0x21, 1, 0, 0, 0, 0, USB_TIMEOUT);
+                }
 
                 irecv_reset(client);
         }